Home / 148,646,560.80-222,969,841.20-39,471,520.80

Finding the Fourth Proportional to 148,646,560.80, 222,969,841.20 and 39,471,520.80

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Solution

The fourth proportional to 148,646,560.80, 222,969,841.20 and 39,471,520.80 is: 59,207,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,646,560.80 : 222,969,841.20 = 39,471,520.80 : x
  2. Step 2: Convert to fraction form
    148,646,560.80/222,969,841.20 = 39,471,520.80/x
  3. Step 3: Cross multiply
    148,646,560.80x = 222,969,841.20 × 39,471,520.80
  4. Step 4: Simplify right side
    148,646,560.80x = 8,800,958,724,698,496
  5. Step 5: Solve for x
    x = 8,800,958,724,698,496/148,646,560.80
  6. Step 6: Final answer
    x = 59,207,281.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.